Mush or else! Worker dogs lie down on the job despite a machine gun pointing at them at the Royal Museum of the Army and Military History in Brussels. The K9-powered Belgian machine gun cart is part of a First World War centenary display.

Photo: Georges Gobet, AFP/Getty Images

Mush or else! Worker dogs lie down on the job despite a machine gun...

Mush or else! Worker dogs lie down on the job despite a machine... Photo-5942489.80763 - SFGate

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Mashed Tatars: Crimean Tatars grab a policeman as fistfights break out in front of a government building in Simferopol, Ukraine. About 20,000 Muslim Tatars rallying in support of the interim government in Kiev clashed with a smaller pro-Russian demonstration. "You're defending all the millionaires who have stolen the land," one angry Tatar reportedly shouted at the pro-Russians.

You should see it when it's cloudy: Actual weather forecast for Shijiazhuang, northern China's Hebei province: "partly cloudy" for the next few days.

Photo: Alexander F. Yuan, Associated Press

You should see it when it's cloudy: Actual weather forecast for...

You should see it when it's cloudy: Actual weather forecast... Photo-5942501.80763 - SFGate

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A monarch bumbershoot adds some color to a snowy, monochromatic day in Scranton,
Pa.

Photo: Butch Comegys, Associated Press

A monarch bumbershoot adds some color to a snowy, monochromatic day...

A monarch bumbershoot adds some color to a snowy, monochromatic... Photo-5940904.80763 - SFGate

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Cruel but not unusual in Afghanistan: At an outpost near Kandahar that was once home to Osama bin Laden, Sgt. Kelly Carmody of the Army's 4th squadron 2d Cavalry Regiment comforts a puppy whose ears were cut off. Afghan canine trainers often remove puppies' ears to prepare the dogs for fighting in the ring.

Photo: Scott Olson, Getty Images

Cruel but not unusual in Afghanistan: At an outpost near Kandahar...

Cruel but not unusual in Afghanistan: At an outpost near Kandahar... Photo-5942512.80763 - SFGate

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Paris Fashion Week winds down with a creation by Gareth Pugh for the 2014/2015 Autumn/Winter collection.

Now if everyone just takes their turn in an orderly fashion ... Traffic is jammed in all directions after signal lights go out at an intersection in Xi'an, China.

Photo: ChinaFotoPress, Getty Images

Now if everyone just takes their turn in an orderly fashion ......

Now if everyone just takes their turn in an orderly fashion ...... Photo-5942542.80763 - SFGate

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Crepe crusaders: Employees of a fast-food chain serve free pancakes to mark Maslenitsa, or Shrovetide, in Moscow. Maslenitsa is a week-long, traditional carnival that bids goodbye to winter in Russia, Belarus and Ukraine.